/* 蜂鸟航空科技网站 - 科技风格样式 */

/* 基础样式增强 */
body {
    overflow-x: hidden;
    background-color: #f9f9f9;
}

/* 导航栏样式优化 */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 5px 20px rgba(0, 0, 40, 0.1);
    transition: all 0.4s ease;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    height: 70px;
}

.mobile-menu-toggle {
    width: 30px;
    height: 25px;
    position: relative;
    cursor: pointer;
    display: none;
}

.mobile-menu-toggle span {
    display: block;
    position: absolute;
    height: 3px;
    width: 100%;
    background: #0056b3;
    border-radius: 3px;
    opacity: 1;
    left: 0;
    transform: rotate(0deg);
    transition: .25s ease-in-out;
}

.mobile-menu-toggle span:nth-child(1) {
    top: 0px;
}

.mobile-menu-toggle span:nth-child(2) {
    top: 10px;
}

.mobile-menu-toggle span:nth-child(3) {
    top: 20px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    top: 10px;
    transform: rotate(135deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
    left: -60px;
}

.mobile-menu-toggle.active span:nth-child(3) {
    top: 10px;
    transform: rotate(-135deg);
}

@media (max-width: 767px) {
    .mobile-menu-toggle {
        display: block;
    }
}

/* 科技感图片效果 */
.tech-image {
    transition: all 0.5s ease;
    filter: brightness(1) contrast(1.05);
}

.tech-image:hover {
    transform: scale(1.03);
    filter: brightness(1.05) contrast(1.1);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* 粒子背景 */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* 卡片悬浮效果 */
.product-card,
.info-card,
.office-item,
.cert-item,
.capability-item,
.dashboard-item,
.feature {
    transition: all 0.3s ease;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    background: #fff;
}

.product-card:hover,
.info-card:hover,
.office-item:hover,
.cert-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 86, 179, 0.1);
}

/* 按钮动画效果 */
.btn {
    position: relative;
    overflow: hidden;
    z-index: 1;
    transition: all 0.4s ease;
}

.btn:before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: all 0.4s ease;
    z-index: -1;
}

.btn:hover:before {
    left: 0;
}

.btn-primary {
    background: linear-gradient(135deg, #0056b3, #007bff);
    box-shadow: 0 4px 15px rgba(0, 86, 179, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 8px 25px rgba(0, 86, 179, 0.4);
    transform: translateY(-2px);
}

.btn-outline {
    border: 2px solid #0056b3;
    color: #0056b3;
}

.btn-outline:hover {
    background: linear-gradient(135deg, #0056b3, #007bff);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 8px 25px rgba(0, 86, 179, 0.3);
    transform: translateY(-2px);
}

/* 标题动画效果 */
.section-header h2 {
    position: relative;
    display: inline-block;
    margin-bottom: 20px;
}

.section-header h2:after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, #0056b3, #00a0ff);
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.section-header:hover h2:after {
    width: 120px;
}

/* 英雄区域增强 */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transform: scale(1.1);
    transition: transform 8s ease;
    filter: brightness(0.8) contrast(1.1);
}

.slide.active .slide-bg {
    transform: scale(1);
}

@media (max-width: 767px) {
    .slide-content {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 90%;
        max-width: 100%;
    }
    
    .slide-content h1 {
        font-size: 28px;
    }
    
    .slide-content p {
        font-size: 16px;
    }
    
    .slide-content h1 {
        font-size: 48px;
        font-weight: 700;
        margin-bottom: 20px;
        text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }
    
    .slide-content p {
        font-size: 20px;
        margin-bottom: 30px;
        text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }
    
    .service-content {
        display: flex;
        align-items: center;
        gap: 50px;
        margin: 50px 0;
    }
    
    .service-content.reverse {
        flex-direction: row-reverse;
    }
    
    .service-details,
    .service-image {
        flex: 1;
    }
    
    .service-image img {
        width: 100%;
        border-radius: 10px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }
    
    .service-details h2 {
        font-size: 32px;
        margin-bottom: 20px;
        color: #002855;
    }
    
    .service-details p {
        margin-bottom: 25px;
        color: #555;
    }
    
    .service-features.small {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        margin-top: 30px;
    }
    
    .feature {
        padding: 25px;
        text-align: center;
    }
    
    .feature i {
        font-size: 36px;
        color: #0056b3;
        margin-bottom: 15px;
    }
    
    .feature h3 {
        font-size: 18px;
        margin-bottom: 10px;
        color: #002855;
    }
    
    .feature p {
        font-size: 14px;
        color: #666;
        margin-bottom: 0;
    }
    
    /* 数据看板样式 */
    .data-dashboard {
        display: flex;
        justify-content: space-between;
        margin-top: 30px;
    }
    
    .dashboard-item {
        display: flex;
        align-items: center;
        padding: 20px;
        flex: 1;
        margin: 0 10px;
    }
    
    .dashboard-icon {
        width: 60px;
        height: 60px;
        background: linear-gradient(135deg, #0056b3, #00a0ff);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-right: 20px;
    }
    
    .dashboard-icon i {
        font-size: 24px;
        color: #fff;
    }
    
    .dashboard-data .data-number {
        font-size: 28px;
        font-weight: 700;
        color: #002855;
        margin-bottom: 5px;
    }
    
    .dashboard-data .data-label {
        font-size: 14px;
        color: #666;
    }
    
    /* AOG亮点样式 */
    .aog-highlights {
        margin-top: 30px;
    }
    
    .highlight {
        display: flex;
        align-items: center;
        margin-bottom: 20px;
        padding: 20px;
        background: #fff;
        border-radius: 10px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    }
    
    .highlight-icon {
        width: 50px;
        height: 50px;
        background: linear-gradient(135deg, #0056b3, #00a0ff);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin-right: 20px;
        flex-shrink: 0;
    }
    
    .highlight-icon i {
        font-size: 20px;
        color: #fff;
    }
    
    .highlight-content h3 {
        font-size: 18px;
        margin-bottom: 5px;
        color: #002855;
    }
    
    .highlight-content p {
        font-size: 14px;
        color: #666;
        margin-bottom: 0;
    }
    
    /* 关于我们样式 */
    .about-content {
        display: flex;
        align-items: center;
        gap: 50px;
        margin: 50px 0;
    }
    
    .about-image,
    .about-text {
        flex: 1;
    }
    
    .about-image img {
        width: 100%;
        border-radius: 10px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }
    
    .about-text p {
        margin-bottom: 20px;
        color: #555;
    }
    
    /* 企业能力样式 */
    .company-capabilities {
        margin-top: 50px;
    }
    
    .company-capabilities h3 {
        font-size: 28px;
        text-align: center;
        margin-bottom: 30px;
        color: #002855;
    }
    
    .capabilities-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
    
    .capability-item {
        padding: 25px;
        text-align: center;
    }
    
    .capability-icon {
        width: 70px;
        height: 70px;
        background: linear-gradient(135deg, #0056b3, #00a0ff);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 20px;
    }
    
    .capability-icon i {
        font-size: 30px;
        color: #fff;
    }
    
    .capability-data .data-number {
        font-size: 28px;
        font-weight: 700;
        color: #002855;
        margin-bottom: 5px;
    }
    
    .capability-data .data-label {
        font-size: 14px;
        color: #666;
    }
    
    /* 资质证书样式 */
    .certifications {
        margin-top: 50px;
    }
    
    .certifications h3 {
        font-size: 28px;
        text-align: center;
        margin-bottom: 30px;
        color: #002855;
    }
    
    .cert-gallery {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 30px;
    }
    
    .cert-item {
        text-align: center;
        flex: 0 0 calc(25% - 20px);
        max-width: 280px;
        margin: 0 10px 20px;
    }
    
    .cert-image {
        height: 180px;
        overflow: hidden;
        margin-bottom: 15px;
    }
    
    .cert-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: all 0.5s ease;
    }
    
    .cert-title {
        font-weight: 600;
        color: #002855;
    }
    
    /* 联系信息样式 */
    .contact-info-cards {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        margin-bottom: 50px;
    }
    
    .info-card {
        padding: 30px;
        text-align: center;
    }
    
    .card-icon {
        width: 70px;
        height: 70px;
        background: linear-gradient(135deg, #0056b3, #00a0ff);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto 20px;
    }
    
    .card-icon i {
        font-size: 30px;
        color: #fff;
    }
    
    .info-card h3 {
        font-size: 20px;
        margin-bottom: 15px;
        color: #002855;
    }
    
    .info-card p {
        color: #666;
        margin-bottom: 5px;
    }
    
    /* 联系表单样式 */
    .contact-form-container {
        background: #fff;
        border-radius: 10px;
        padding: 40px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        margin-bottom: 50px;
    }
    
    .form-header {
        text-align: center;
        margin-bottom: 30px;
    }
    
    .form-header h2 {
        font-size: 28px;
        color: #002855;
        margin-bottom: 10px;
    }
    
    .form-row {
        display: flex;
        gap: 20px;
        margin-bottom: 20px;
    }
    
    .form-group {
        flex: 1;
        margin-bottom: 20px;
    }
    
    .form-group label {
        display: block;
        margin-bottom: 8px;
        font-weight: 500;
        color: #333;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        width: 100%;
        padding: 12px 15px;
        border: 1px solid #ddd;
        border-radius: 5px;
        font-size: 16px;
        transition: all 0.3s ease;
    }
    
    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
        border-color: #0056b3;
        box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.1);
        outline: none;
    }
    
    .form-submit {
        text-align: center;
    }
    
    .required {
        color: #e74c3c;
    }
    
    /* 全球办事处样式 */
    .global-offices {
        margin-top: 50px;
    }
    
    .global-offices h3 {
        font-size: 28px;
        text-align: center;
        margin-bottom: 30px;
        color: #002855;
    }
    
    .offices-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }
    
    .office-item {
        overflow: hidden;
    }
    
    .office-image {
        height: 180px;
        overflow: hidden;
    }
    
    .office-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: all 0.5s ease;
    }
    
    .office-info {
        padding: 20px;
    }
    
    .office-info h3 {
        font-size: 20px;
        margin-bottom: 10px;
        color: #002855;
        text-align: left;
    }
    
    .office-info p {
        color: #666;
        margin-bottom: 5px;
    }
    
    .office-info i {
        margin-right: 8px;
        color: #0056b3;
    }
    
    /* 合作伙伴样式 */
    .partners-section {
        padding: 60px 0;
        background: #f9f9f9;
    }
    
    .partner-logos {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
        gap: 40px;
        margin-top: 30px;
    }
    
    .partner-logo {
        width: 180px;
        height: 100px;
        background: #fff;
        display: flex;
        justify-content: center;
        align-items: center;
        border-radius: 8px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        transition: all 0.3s ease;
    }
    
    .partner-logo:hover {
        transform: translateY(-10px);
        box-shadow: 0 15px 30px rgba(0, 86, 179, 0.1);
    }
    
    .partner-logo img {
        max-width: 80%;
        max-height: 60px;
        filter: grayscale(100%);
        opacity: 0.7;
        transition: all 0.3s ease;
    }
    
    .partner-logo:hover img {
        filter: grayscale(0%);
        opacity: 1;
    }
    
    /* 页脚样式 */
    .footer {
        background: linear-gradient(135deg, #002855, #004080);
        color: #fff;
        padding: 60px 0 30px;
    }
    
    .footer-content {
        display: flex;
        justify-content: space-between;
        margin-bottom: 40px;
    }
    
    .footer-logo {
        flex: 0 0 30%;
    }
    
    .footer-logo img {
        height: 50px;
        margin-bottom: 15px;
    }
    
    .footer-logo p {
        color: rgba(255, 255, 255, 0.7);
    }
    
    .footer-links {
        flex: 0 0 65%;
        display: flex;
        justify-content: space-between;
    }
    
    .footer-column h3 {
        font-size: 18px;
        margin-bottom: 20px;
        color: #fff;
        position: relative;
        padding-bottom: 10px;
    }
    
    .footer-column h3:after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 40px;
        height: 2px;
        background: #0056b3;
    }
    
    .footer-column ul li {
        margin-bottom: 10px;
    }
    
    .footer-column ul li a {
        color: rgba(255, 255, 255, 0.7);
        transition: all 0.3s ease;
    }
    
    .footer-column ul li a:hover {
        color: #fff;
        padding-left: 5px;
    }
    
    .contact-info li {
        display: flex;
        align-items: flex-start;
        margin-bottom: 15px;
        color: rgba(255, 255, 255, 0.7);
    }
    
    .contact-info li i {
        margin-right: 10px;
        color: #0056b3;
    }
    
    .footer-bottom {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding-top: 30px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .copyright p {
        color: rgba(255, 255, 255, 0.7);
        font-size: 14px;
    }
    
    .social-links a {
        display: inline-block;
        width: 36px;
        height: 36px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 50%;
        text-align: center;
        line-height: 36px;
        color: #fff;
        margin-left: 10px;
        transition: all 0.3s ease;
    }
    
    .social-links a:hover {
        background: #0056b3;
        transform: translateY(-3px);
    }
    
    /* AOG侧边栏 */
    .aog-sidebar {
        position: fixed;
        right: 0;
        top: 50%;
        transform: translateY(-50%);
        z-index: 999;
        transition: all 0.3s ease;
    }
    
    .aog-toggle {
        background: #e74c3c;
        color: #fff;
        padding: 15px;
        cursor: pointer;
        border-radius: 5px 0 0 5px;
        display: flex;
        align-items: center;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    }
    
    .aog-toggle i {
        margin-right: 10px;
        font-size: 20px;
    }
    
    .aog-content {
        position: absolute;
        top: 0;
        right: -300px;
        width: 300px;
        background: #fff;
        padding: 30px;
        border-radius: 5px 0 0 5px;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
        transition: all 0.3s ease;
    }
    
    .aog-sidebar.active .aog-content {
        right: 0;
    }
    
    .aog-content h3 {
        font-size: 20px;
        margin-bottom: 10px;
        color: #002855;
    }
    
    .aog-content p {
        color: #666;
        margin-bottom: 20px;
    }
    
    .aog-contact a {
        display: block;
        padding: 10px 15px;
        background: #f8f9fa;
        border-radius: 5px;
        margin-bottom: 10px;
        color: #333;
        transition: all 0.3s ease;
    }
    
    .aog-contact a:hover {
        background: #0056b3;
        color: #fff;
    }
    
    .aog-contact a i {
        margin-right: 10px;
        color: #0056b3;
    }
    
    .aog-contact a:hover i {
        color: #fff;
    }
    
    /* 返回顶部按钮 */
    #back-to-top {
        position: fixed;
        bottom: 30px;
        right: 30px;
        width: 50px;
        height: 50px;
        background: #0056b3;
        color: #fff;
        border-radius: 50%;
        text-align: center;
        line-height: 50px;
        font-size: 20px;
        cursor: pointer;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 999;
        border: none;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    }
    
    #back-to-top.active {
        opacity: 1;
        visibility: visible;
    }
    
    #back-to-top:hover {
        background: #003d7a;
        transform: translateY(-5px);
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    }
    
    /* 响应式调整 */
    @media (max-width: 1199px) {
        .slide-content h1 {
            font-size: 42px;
        }
        
        .slide-content p {
            font-size: 18px;
        }
        
        .service-details h2 {
            font-size: 28px;
        }
    }
    
    @media (max-width: 991px) {
        .slide-content h1 {
            font-size: 36px;
        }
        
        .slide-content p {
            font-size: 16px;
        }
        
        .service-content {
            flex-direction: column;
            gap: 30px;
        }
        
        .service-content.reverse {
            flex-direction: column;
        }
        
        .about-content {
            flex-direction: column;
            gap: 30px;
        }
        
        .capabilities-grid,
        .cert-gallery,
        .contact-info-cards,
        .offices-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        
        .data-dashboard {
            flex-wrap: wrap;
        }
        
        .dashboard-item {
            flex: 0 0 calc(50% - 20px);
            margin-bottom: 20px;
        }
        
        .footer-content {
            flex-direction: column;
        }
        
        .footer-logo {
            margin-bottom: 30px;
            text-align: center;
        }
        
        .footer-links {
            flex-wrap: wrap;
        }
        
        .footer-column {
            flex: 0 0 48%;
            margin-bottom: 30px;
        }
    }
    
    @media (max-width: 767px) {
        .header .container {
            height: 60px;
        }
    
    
        .logo img {
            height: 35px;
        }
        
        .slide-content h1 {
            font-size: 28px;
        }
        
        .slide-content p {
            font-size: 16px;
        }
        
        .btn {
            padding: 10px 20px;
            font-size: 14px;
        }
        
        .section-header h2 {
            font-size: 24px;
        }
        
        .section-header p {
            font-size: 16px;
        }
        
        .service-features.small {
            grid-template-columns: 1fr;
        }
        
        .capabilities-grid,
        .cert-gallery,
        .contact-info-cards,
        .offices-grid {
            grid-template-columns: 1fr;
        }
        
        .dashboard-item {
            flex: 0 0 100%;
        }
        
        .form-row {
            flex-direction: column;
            gap: 0;
        }
        
        .footer-column {
            flex: 0 0 100%;
        }
        
        .footer-bottom {
            flex-direction: column;
            text-align: center;
        }
        
        .copyright {
            margin-bottom: 20px;
        }
        
        .partner-logo {
            width: 120px;
            height: 80px;
        }
        
        .partner-logo img {
            max-width: 70%;
            max-height: 50px;
        }
    }
    
    /* 动画效果 */
    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }
    
    @keyframes slideUp {
        from { transform: translateY(30px); opacity: 0; }
        to { transform: translateY(0); opacity: 1; }
    }
    
    @keyframes slideInLeft {
        from { transform: translateX(-50px); opacity: 0; }
        to { transform: translateX(0); opacity: 1; }
    }
    
    @keyframes slideInRight {
        from { transform: translateX(50px); opacity: 0; }
        to { transform: translateX(0); opacity: 1; }
    }
    
    @keyframes pulse {
        0% { transform: scale(1); }
        50% { transform: scale(1.05); }
        100% { transform: scale(1); }
    }
    
    @keyframes float {
        0% { transform: translateY(0px); }
        50% { transform: translateY(-10px); }
        100% { transform: translateY(0px); }
    }
    
    @keyframes rotate {
        from { transform: rotate(0deg); }
        to { transform: rotate(360deg); }
    }
}